content: /*
   * Copyright 2017 David Karnok
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package hu.akarnokd.reactive4javaflow.impl.operators;
  
  import hu.akarnokd.reactive4javaflow.*;
  
  import java.util.concurrent.Flow;
  
  public final class EsetlegHide<T> extends Esetleg<T> {
  
      final Flow.Publisher<T> source;
  
      public EsetlegHide(Flow.Publisher<T> source) {
          this.source = source;
      }
  
      @Override
      protected void subscribeActual(FolyamSubscriber<? super T> s) {
          source.subscribe(new HideSubscriber<>(s));
      }
  
      static final class HideSubscriber<T> implements FolyamSubscriber<T>, Flow.Subscription {
  
          final FolyamSubscriber<? super T> actual;
  
          Flow.Subscription upstream;
  
          HideSubscriber(FolyamSubscriber<? super T> actual) {
              this.actual = actual;
          }
  
          @Override
          public void onSubscribe(Flow.Subscription subscription) {
              upstream = subscription;
              actual.onSubscribe(this);
          }
  
          @Override
          public void onNext(T item) {
              actual.onNext(item);
          }
  
          @Override
          public void onError(Throwable throwable) {
              actual.onError(throwable);
          }
  
          @Override
          public void onComplete() {
              actual.onComplete();
          }
  
          @Override
          public void request(long n) {
              upstream.request(n);
          }
  
          @Override
          public void cancel() {
              upstream.cancel();
          }
      }
  
  }
  